Finding the Fourth Proportional to 17,412.72, 26,123.40 and 5,100.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,412.72 : 26,123.40 = 5,100.72 : x
2. Step 2: Convert to fraction form
   17,412.72/26,123.40 = 5,100.72/x
3. Step 3: Cross multiply
   17,412.72x = 26,123.40 × 5,100.72
4. Step 4: Simplify right side
   17,412.72x = 133,248,148.85
5. Step 5: Solve for x
   x = 133,248,148.85/17,412.72
6. Step 6: Final answer
   x = 7,652.35